CN204180216U - Non-touch hand signal recognition device, intelligent terminal remote controller and television set - Google Patents
Non-touch hand signal recognition device, intelligent terminal remote controller and television set Download PDFInfo
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Abstract
The utility model discloses a kind of non-touch hand signal recognition device, this non-touch hand signal recognition device comprises non-touch hand signal harvester and comprises circuit board, circuit board is provided with at least one gesture induction district, at least one infrared transmission module is provided with in gesture induction district, with an infrared receiving module, infrared transmission module comprises the infrared light supply sending an infrared beam; Infrared receiving module, for when human body is placed on infrared beam, receives human body reflected signal and produces the corresponding signal of telecommunication according to human body reflected signal.The invention also discloses a kind of intelligent terminal remote controller and television set.The utility model achieves the identification of non-touch hand signal, and the hand signal after this identification can be further used for the control signal to other equipment, realizes non-touch manipulation, strengthens Consumer's Experience.
Description
Technical field
The utility model relates to a kind of non-touch hand signal recognition device, intelligent terminal remote controller and television set.
Background technology
Along with the high speed development of intelligent electronic device, the requirement experienced the manipulation of intelligent electronic device is also more and more higher.And at present, most intelligent electronic device also rests in mechanical type manipulation, the such as equipment such as television set, projecting apparatus, its remote controller or guidance panel are substantially all button operations.Although some equipment also achieve touch screen or touch control mode, on the remote control panel that user is still confined to intelligent electronic device or screen, also there is significant limitation in man-machine interaction.
Utility model content
Main purpose of the present utility model is to realize the identification of non-touch hand signal.
For achieving the above object, the utility model provides a kind of non-touch hand signal recognition device, described non-touch hand signal recognition device comprises circuit board, described circuit board is provided with at least one gesture induction district, be provided with an infrared receiving module and at least one infrared transmission module in described gesture induction district, described infrared transmission module comprises the infrared light supply sending an infrared beam; When described infrared receiving module is for being placed on described infrared beam at human body, receives human body reflected signal and producing the corresponding signal of telecommunication according to described human body reflected signal.
Preferably, two infrared transmission modules and an infrared receiving module is provided with in gesture induction district described at least one, two described infrared transmission modules and a described infrared receiving module linearly set gradually, and described infrared receiving module is located between two described infrared transmission modules.
Preferably, described non-touch hand signal harvester also comprises the sequential control circuit be electrically connected with described two infrared transmission modules respectively, controls two infrared transmission modules alternately light in order to export control signal.
Preferably, the air line distance between described infrared receiving module and two described infrared transmission modules is L millimeter, and described L is greater than or equal to 50 millimeters, and is less than or equal to 150 millimeters.
Preferably, described infrared light supply is infrarede emitting diode; Described infrared transmission module also comprises control signal input, the first power supply, the first resistance, the second resistance and the first switching tube, the forward power end of described infrared light supply is connected with described first power supply, and the reverse electrical source end of described infrared light supply is connected through the collector electrode of described first resistance with described first switching tube; The base stage of described first switching tube is connected with described control signal input with through described second resistance, the grounded emitter of described first switching tube.
Preferably, described infrared receiving module comprises infrared receiving tube, the first triode, the second triode, the 3rd resistance, the 4th resistance, the 5th resistance and the second power supply, the supply pin of described infrared receiving tube is connected with the base stage of described first triode, the grounding leg ground connection of described infrared receiving tube; The emitter of described first triode is connected with power supply, and collector electrode is connected to ground through described 3rd resistance; The base stage of described second triode is connected with the common port of described first triode and described 3rd resistance, the collector electrode of described second triode is connected with described second power supply through described 4th resistance, and the emitter of described second triode is connected to ground through described 5th resistance; The collector electrode of described second triode and the link of described 4th resistance are the output of described infrared receiving module.
Preferably, described infrared receiving tube is covered with filter lens.
In addition, for achieving the above object, the utility model also provides a kind of intelligent terminal remote controller, and described intelligent terminal remote controller comprises housing, controller, wireless base station apparatus and non-touch hand signal recognition device as above; Described non-touch hand signal recognition device comprises circuit board, described circuit board is provided with at least one gesture induction district, be provided with an infrared receiving module and at least one infrared transmission module in described gesture induction district, described infrared transmission module comprises the infrared light supply sending an infrared beam; When described infrared receiving module is for being placed on described infrared beam at human body, receives human body reflected signal and producing the corresponding signal of telecommunication according to described human body reflected signal; The circuit board of described non-touch hand signal recognition device is located in described housing, and described housing is provided with and stretches out the via hole of described surface of shell for described infrared transmission module with infrared receiving module; The input of described controller is connected with the output of described infrared receiving module, the output of described controller is connected with the receiving terminal of described wireless base station apparatus, described controller is encoded into remote control command in order to the signal of telecommunication exported by described infrared receiving module, and described wireless base station apparatus is in order to send to intelligent terminal by described for control remote control command.
Preferably, described wireless base station apparatus is the one in bluetooth module, WIFI module and 2.4G wireless module three.
In addition, for achieving the above object, the utility model also provides a kind of television set, and described television set comprises radio receiver and intelligent terminal remote controller as above; Described intelligent terminal remote controller comprises housing, controller, wireless base station apparatus and non-touch hand signal recognition device as above; Described non-touch hand signal recognition device comprises circuit board, described circuit board is provided with at least one gesture induction district, be provided with an infrared receiving module and at least one infrared transmission module in described gesture induction district, described infrared transmission module comprises the infrared light supply sending an infrared beam; When described infrared receiving module is for being placed on described infrared beam at human body, receives human body reflected signal and producing the corresponding signal of telecommunication according to described human body reflected signal; The circuit board of described non-touch hand signal recognition device is located in described housing, and described housing is provided with and stretches out the via hole of described surface of shell for described infrared transmission module with infrared receiving module; The input of described controller is connected with the output of described infrared receiving module, the output of described controller is connected with the receiving terminal of described wireless base station apparatus, described controller is encoded into remote control command in order to the signal of telecommunication exported by described infrared receiving module, and described wireless base station apparatus is in order to send to intelligent terminal by described for control remote control command; Described radio receiver and described wireless base station apparatus set up wireless connections.
The utility model is by arranging a circuit board, be provided with at least one gesture induction district on circuit boards, be provided with at least one infrared transmission module and an infrared receiving module in described gesture induction district, described infrared transmission module comprises the infrared light supply sending an infrared beam; When infrared receiving module is for being placed on described infrared beam at human body, receives human body reflected signal and producing the corresponding signal of telecommunication according to described human body reflected signal, thus achieving the identification of non-touch hand signal.After this human body hand signal is identified, the control signal to other equipment can be further used for, realize non-touch manipulation, strengthen Consumer's Experience.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model non-touch hand signal recognition device one embodiment;
Fig. 2 is the structural representation of another embodiment of the utility model non-touch hand signal recognition device;
Fig. 3 is the electrical block diagram of the utility model non-touch hand signal recognition device;
Fig. 4 is the control signal schematic diagram that the utility model sequential control circuit exports.
The realization of the utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides a kind of non-touch hand signal recognition device.
Referring to figs. 1 through Fig. 4, in one embodiment, described non-touch hand signal recognition device comprises circuit board 10, described circuit board 10 is provided with at least one gesture induction district 101, at least one infrared transmission module a is provided with in described gesture induction district 101, with an infrared receiving module b, described infrared transmission module a comprises the infrared light supply LED1 sending an infrared beam; When described infrared receiving module b is for being placed on described infrared beam at human body, receives human body reflected signal and producing the corresponding signal of telecommunication according to described human body reflected signal.Wherein, infrared light supply can adopt the infraluminescence lamp of arbitrary form to realize.
During work, control infrared transmission module a and infrared receiving module b to power on, after powering on, infrared light supply LED1 sends infrared beam, when human body (palm) is placed on the infrared beam that infrared transmission module a sends, infrared receiving module b can receive the infrared signal that human body (palm) is reflected back, infrared receiving module b exports after carrying out amplification process to this infrared signal, for intelligent terminal, the manipulation of such as television set, projecting apparatus etc., for the ease of understanding, be that control object is described below with television set.By the gesture of this non-touch, terminal is manipulated, the multi-mode operations such as television set unlatching, closedown or zapping can be controlled, enhance Consumer's Experience greatly.It is worth mentioning that, in intelligent television, can also arrange and some other control is set according to the action of human body gesture change, such as, volume, screen scaling and expansion etc.Be understandable that, when human body (palm) is placed on the infrared beam that infrared transmission module a sends, brandish back and forth along infrared beam, receiver module is made to realize the control of television sound volume adjustment etc. according to the power change of the signal be reflected back, such as, signalization, by when dying down by force, is screen scaling, when signal changes from weak to strong, be that screen expands.Such control mode, has liberated the both hands of user greatly, has not only increased Consumer's Experience, and it also avoid human body and contact with the direct of mechanical button or touch-screen etc., prevents spread of germs.
Should be understood that, the range size in gesture induction district 101 should be arranged according to the signal transmission distance between infrared transmission module a and infrared receiving module b, to ensure no matter infrared transmission module a and infrared receiving module b is arranged in gesture induction district 101 Anywhere, when human body (palm) is placed on the infrared beam that infrared transmission module a sends, infrared receiving module b can receive the infrared signal that human body is reflected back.In actual applications, infrared transmission module a and infrared receiving module b distance between the two are generally set and are less than peak signal transmission range between the two, to ensure the reliability of Signal transmissions.
It should be noted that, when circuit board 10 being provided with multiple gesture induction district 101, should ensure that the safe distance in each gesture induction district 101 prevents the infrared transmission module a in each gesture induction district 101 and infrared receiving module b mutually to disturb.
The utility model non-touch hand signal recognition device is by arranging a circuit board 10, be provided with at least one gesture induction district 101 on the circuit board 10, be provided with an at least one infrared transmission module a and infrared receiving module b in described gesture induction district 101, described infrared transmission module a comprises the infrared light supply LED1 sending an infrared beam; When infrared receiving module b is for being placed on described infrared beam at human body, receives human body reflected signal and producing the corresponding signal of telecommunication according to described human body reflected signal, thus achieving the identification of non-touch hand signal.After this human body hand signal is identified, the control signal to other equipment can be further used for, realize non-touch manipulation, strengthen Consumer's Experience.
Based on above-described embodiment, in order to realize the more control mode of terminal (television set), two infrared transmission module a and infrared receiving module b is provided with in gesture induction district 101 described at least one, two described infrared transmission module a and described infrared receiving module b linearly set gradually, and described infrared receiving module b is located between two described infrared transmission module a.The present embodiment provides a kind of human body control mode that (palm) slides, as shown in Figure 2, illustrate two infrared transmission module a to represent with a1 and a2 respectively, wherein infrared transmission module a1 and a2 lays respectively at the left side of infrared receiving module b and right side (for direction as shown, can certainly be that diagram above-below direction is arranged), differentiate that human body (palm) also slides left to the right by human body (palm) sequencing be placed on infrared transmission module a1 and a2, realize the similar control mode unlocked of sliding with mobile phone touch, this control mode can be used for the control of the page turning or zapping etc. of TV set image.It should be noted that, when arranging the different control mode of as shown in Figure 1 two kinds, the infrared transmission module a that can arrange in Liang Ge gesture induction district 101 lighted in the different time periods, when avoiding movement range excessive, caused misoperation.
Based on this embodiment, in a preferred embodiment, described non-touch hand signal harvester also comprises the sequential control circuit be electrically connected with described two infrared transmission module a respectively, control two infrared transmission module a alternately light in order to export control signal, this control signal comprises the switching signal that control two infrared transmission module a light and the carrier signal be carried in switching signal.Understandablely be, infrared transmission module a1 and a2 controls infrared transmission module a1 and a2 by above-mentioned control signal and alternately lights, the sequencing lighted according to both judges the order of the signal that infrared receiving module b receives, and then determines human body (palm) glide direction.Particularly, as Fig. 3 and Fig. 4, infrared transmission module a1 and a2 controls by T1 and T2 switching signal respectively, and high level is effective, and wherein, T1 and T2 switching signal is the control signal being loaded with 38KHZ carrier wave.Because infrared transmission module a1 and a2 alternately lights, when human body (palm) is placed on the infrared beam that infrared transmission module a1 sends, infrared receiving module b receives the signal that infrared transmission module a1 sends, when on human body (palm) moves right the infrared beam sent to infrared transmission module a2, infrared receiving module b receives the signal that infrared transmission module a2 sends, according to the priority of both transmitting time orders, can judge that first signal that infrared receiving module b receives is the signal sent by infrared transmission module a1, secondary signal is the signal sent by infrared transmission module a2, so can determine that human body (palm) is slided to the direction of infrared transmission module a2 by infrared transmission module a1, namely slide from left to right, the signal that this left-to-right is slided the most at last sends to the main control chip of television set to carry out identifying processing, namely the push button signalling that can be used as television set controls television set, realize volume adjusting, page turning, backlight adjustment etc.
Further, in order to prevent the signal disturbing between infrared transmission module a1 and infrared transmission module a2, at infrared transmission module a1 and infrared receiving module b and/or certain safe distance L millimeter can be set between infrared transmission module a2 and infrared receiving module b, described safe distance L is greater than or equal to 50 millimeters, and is less than or equal to 150 millimeters.In this preferred embodiment, the air line distance between described infrared receiving module b and two described infrared transmission module a1 and a2 is respectively 1 centimetre.And like this, human body (palm) also can be avoided to slide too fast and cause misoperation.
In above-described embodiment, described infrared light supply LED1 is infrarede emitting diode; Described infrared transmission module a also comprises control signal input T, the first power supply VCC1, the first resistance R1, the second resistance R2 and the first switching tube M1.
Wherein, the forward power end of described infrared light supply LED1 is connected with described first power supply VCC1, and the reverse electrical source end of described infrared light supply LED1 is connected with the collector electrode of described first switching tube M1 through described first resistance R1; The base stage of described first switching tube M1 is connected with described control signal input T with through described second resistance R2, the grounded emitter of described first switching tube M1.
In above-described embodiment, described infrared receiving module b comprises infrared receiving tube LED2, the first triode Q1, the second triode Q2, the 3rd resistance R3, the 4th resistance R4, the 5th resistance R5 and the second power supply VCC2.Wherein, described infrared receiving tube LED2 can be arranged filter lens with filtering environmental light, prevent signal disturbing.
Wherein, the supply pin of described infrared receiving tube LED2 is connected with the base stage of described first triode Q1, the grounding leg ground connection of described infrared receiving tube LED2; The emitter of described first triode Q1 is connected with the second power supply VCC2, and collector electrode is connected to ground through described 3rd resistance R3; The base stage of described second triode Q2 is connected with the common port of described first triode Q1 and described 3rd resistance R3, the collector electrode of described second triode Q2 is connected with described second power supply VCC2 through described 4th resistance R4, and the emitter of described second triode Q2 is connected to ground through described 5th resistance R5; The collector electrode of described second triode Q2 and the link of described 4th resistance R4 are the output of described infrared receiving module b.
Above-mentioned infrared transmission module a can choose that to launch specific wavelength be the infrarede emitting diode of 390 nanometers, and infrared receiving tube LED2 correspondence chooses the receiving tube mated with 390 nanometer specific wavelengths, to improve signal transmitting range and receiving range and antijamming capability.
The utility model also provides a kind of intelligent terminal remote controller, described intelligent terminal remote controller comprises housing (scheming not shown), controller (scheming not shown), wireless base station apparatus (scheming not shown) and aforementioned non-touch hand signal recognition device, the detailed construction of described non-touch hand signal recognition device can refer to above-described embodiment, repeats no more herein; Wherein, the circuit board 10 of described non-touch hand signal recognition device is located in described housing, and described housing is provided with and stretches out the via hole of described surface of shell for described infrared transmission module a with infrared receiving module b; Described controller is connected with the output of described infrared receiving module b, the signal of telecommunication in order to be exported by described infrared receiving module b carries out Logic judgment, to determine that whether signal is effective, then the intention of gesture motion is determined according to the sequencing of signal or the power change of signal, and transfer and be intended to corresponding code value, the intention of gesture motion is encoded into remote control command; The receiving terminal of described wireless base station apparatus is connected with the output of described controller, sends to intelligent terminal in order to the described remote control command generated by coding of controls.Wherein, described wireless base station apparatus can be bluetooth module or WIFI module, also can be 2.4G wireless module.By the instruction after coding of controls, intelligent terminal can be sent to by wireless base station apparatus, after intelligent terminal for reception process, be translated into button control signal, realize carrying out remote control to intelligent terminal.
It is worth mentioning that, if the time of gesture motion does not meet T effective time, namely think that invalid interference program will re-start gesture and gather action.In addition, other functional modules on remote controller, the action that such as key-press module or gravity sensing module produce also is synchronized to controller process.
Be understandable that, owing to employing above-mentioned non-touch hand signal recognition device in intelligent terminal remote controller, therefore, the embodiment of this intelligent terminal remote controller comprises whole technical schemes of the whole embodiment of above-mentioned non-touch hand signal recognition device, and the technique effect reached is also identical, does not repeat them here.
The utility model also provides a kind of television set, and described television set comprises radio receiver and aforementioned intelligent terminal remote control, and the detailed construction of described intelligent terminal remote controller can refer to above-described embodiment, repeats no more herein; Wherein, described radio receiver and described wireless base station apparatus set up wireless connections.
After television set and intelligent terminal remote controller are all opened, and on the infrared beam sent at the infrared transmission module a that human body (palm) is placed in intelligent terminal remote controller or have other actions, such as, when sliding into another infrared transmission module a2 from an infrared transmission module a1 in same gesture induction district 101, and these actions all meet effective acquisition time T, the infrared receiving module b of intelligent terminal remote controller receives human body reflected signal and carries out coded treatment by controller after amplifying, then the instruction after coded treatment is sent to the radio receiver of television set by wireless base station apparatus, after radio receiver receives this remote control command, control display module by the control end of television set and make corresponding display.
Be understandable that, owing to employing above-mentioned intelligent terminal remote controller in a television set, therefore, the embodiment of this television set comprises whole technical schemes of the whole embodiment of above-mentioned intelligent terminal remote controller, and the technique effect reached is also identical, does not repeat them here.
These are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. a non-touch hand signal recognition device, it is characterized in that, described non-touch hand signal harvester comprises circuit board, described circuit board is provided with at least one gesture induction district, be provided with an infrared receiving module and at least one infrared transmission module in described gesture induction district, described infrared transmission module comprises the infrared light supply sending an infrared beam; When described infrared receiving module is for being placed on described infrared beam at human body, receives human body reflected signal and producing the corresponding signal of telecommunication according to described human body reflected signal.
2. non-touch hand signal recognition device as claimed in claim 1, it is characterized in that, two infrared transmission modules and an infrared receiving module is provided with in gesture induction district described at least one, two described infrared transmission modules and a described infrared receiving module linearly set gradually, and described infrared receiving module is located between two described infrared transmission modules.
3. non-touch hand signal recognition device as claimed in claim 2, it is characterized in that, described non-touch hand signal harvester also comprises the sequential control circuit be electrically connected with described two infrared transmission modules respectively, controls two infrared transmission modules alternately light in order to export control signal.
4. non-touch hand signal recognition device as claimed in claim 2, it is characterized in that, air line distance between described infrared receiving module and two described infrared transmission modules is L millimeter, and described L is greater than or equal to 50 millimeters, and is less than or equal to 150 millimeters.
5. non-touch hand signal recognition device as claimed in claim 1, it is characterized in that, described infrared light supply is infrarede emitting diode; Described infrared transmission module also comprises control signal input, the first power supply, the first resistance, the second resistance and the first switching tube, the forward power end of described infrared light supply is connected with described first power supply, and the reverse electrical source end of described infrared light supply is connected through the collector electrode of described first resistance with described first switching tube; The base stage of described first switching tube is connected with described control signal input with through described second resistance, the grounded emitter of described first switching tube.
6. non-touch hand signal recognition device as claimed in claim 5, it is characterized in that, described infrared receiving module comprises infrared receiving tube, the first triode, the second triode, the 3rd resistance, the 4th resistance, the 5th resistance and the second power supply, the supply pin of described infrared receiving tube is connected with the base stage of described first triode, the grounding leg ground connection of described infrared receiving tube; The emitter of described first triode is connected with power supply, and collector electrode is connected to ground through described 3rd resistance; The base stage of described second triode is connected with the common port of described first triode and described 3rd resistance, the collector electrode of described second triode is connected with described second power supply through described 4th resistance, and the emitter of described second triode is connected to ground through described 5th resistance; The collector electrode of described second triode and the link of described 4th resistance are the output of described infrared receiving module.
7. non-touch hand signal recognition device as claimed in claim 6, is characterized in that, described infrared receiving tube is covered with filter lens.
8. an intelligent terminal remote controller, it is characterized in that, comprise housing, controller, wireless base station apparatus and the non-touch hand signal recognition device described in any one of claim 1-7, the circuit board of described non-touch hand signal recognition device is located in described housing, and described housing is provided with and stretches out the via hole of described surface of shell for described infrared transmission module with infrared receiving module; The input of described controller is connected with the output of described infrared receiving module, the output of described controller is connected with the receiving terminal of described wireless base station apparatus, described controller is encoded into remote control command in order to the signal of telecommunication exported by described infrared receiving module, and described wireless base station apparatus is in order to send to intelligent terminal by described for control remote control command.
9. intelligent terminal remote controller as claimed in claim 8, it is characterized in that, described wireless base station apparatus is the one in bluetooth module, WIFI module and 2.4G wireless module three.
10. a television set, is characterized in that, comprises the intelligent terminal remote controller described in radio receiver and claim 8 or 9, and described radio receiver and described wireless base station apparatus set up wireless connections.
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| CN201420653889.9U CN204180216U (en) | 2014-11-03 | 2014-11-03 | Non-touch hand signal recognition device, intelligent terminal remote controller and television set |
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| CN201420653889.9U CN204180216U (en) | 2014-11-03 | 2014-11-03 | Non-touch hand signal recognition device, intelligent terminal remote controller and television set |
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| CN104777905A (en) * | 2015-03-30 | 2015-07-15 | 深圳维盛半导体科技有限公司 | Gesture sensing module and keyboard with gesture sensing module |
| CN105632162A (en) * | 2016-03-03 | 2016-06-01 | 南京物联传感技术有限公司 | Intelligent switch based on infrared array induction |
| CN105912125A (en) * | 2016-04-26 | 2016-08-31 | 广东小天才科技有限公司 | Screen-lighting method and system for intelligent wearable equipment |
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| CN104777905A (en) * | 2015-03-30 | 2015-07-15 | 深圳维盛半导体科技有限公司 | Gesture sensing module and keyboard with gesture sensing module |
| CN105632162A (en) * | 2016-03-03 | 2016-06-01 | 南京物联传感技术有限公司 | Intelligent switch based on infrared array induction |
| CN105912125A (en) * | 2016-04-26 | 2016-08-31 | 广东小天才科技有限公司 | Screen-lighting method and system for intelligent wearable equipment |
| CN105912125B (en) * | 2016-04-26 | 2019-02-22 | 广东小天才科技有限公司 | Screen-lighting method and system for intelligent wearable equipment |
| CN106873419A (en) * | 2017-04-07 | 2017-06-20 | 上海都时家具有限公司 | A kind of built-in induction controller |
| CN108107796B (en) * | 2018-01-23 | 2024-03-08 | 广东美的厨房电器制造有限公司 | Range hood, gesture recognition control method and device thereof and readable storage medium |
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| CN108415286A (en) * | 2018-04-09 | 2018-08-17 | 广东美智智能科技有限公司 | A kind of Table capable of heating gesture identification control circuit |
| CN109091849A (en) * | 2018-10-31 | 2018-12-28 | 吉林省动活科技有限公司 | The self-service Intelligent scoring system of table tennis |
| CN111487878B (en) * | 2019-01-29 | 2024-05-14 | 迪尔阿扣基金两合公司 | Gesture control module and household appliance with gesture control module |
| CN111487878A (en) * | 2019-01-29 | 2020-08-04 | 迪尔阿扣基金两合公司 | Gesture control module and household appliance with same |
| CN109714876A (en) * | 2019-02-22 | 2019-05-03 | 宁波家和作用光电科技有限公司 | A kind of the light gesture control device and control method of intelligent lighting |
| CN110740207A (en) * | 2019-09-20 | 2020-01-31 | 华为技术有限公司 | kinds of electronic equipment |
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Effective date of registration: 20210713 Address after: Room 821, No. 333, jiufo Jianshe Road, Zhongxin Guangzhou Knowledge City, Huangpu District, Guangzhou, Guangdong 510000 Patentee after: Skyworth Group Intelligent Technology Co., Ltd Address before: No.99, Kaida Road, Guangzhou Economic and technological development science and Technology City, Guangzhou, Guangdong 510000 Patentee before: GUANGZHOU SKYWORTH FLAT DISPLAY TECHNOLOGY Co.,Ltd. |